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Jan 23, 2021asnark
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Read Dataset from excel file

Oct 7, 2022KETRICK

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import pandas as pd
x = pd.read_excel(FILE_NAME)
print(x)

Create a Pascal’s Triangle

May 31, 2023CodeCatch

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def generate_pascals_triangle(num_rows):
triangle = []
for row in range(num_rows):
# Initialize the row with 1
current_row = [1]
# Calculate the values for the current row
if row > 0:
previous_row = triangle[row - 1]
for i in range(len(previous_row) - 1):
current_row.append(previous_row[i] + previous_row[i + 1])
# Append 1 at the end of the row
current_row.append(1)
# Add the current row to the triangle
triangle.append(current_row)
return triangle
def display_pascals_triangle(triangle):
for row in triangle:
for number in row:
print(number, end=" ")
print()
# Prompt the user for the number of rows
num_rows = int(input("Enter the number of rows for Pascal's Triangle: "))
# Generate Pascal's Triangle
pascals_triangle = generate_pascals_triangle(num_rows)
# Display Pascal's Triangle
display_pascals_triangle(pascals_triangle)

return byte size

Nov 19, 2022CodeCatch

0 likes • 1 view

def byte_size(s):
return len(s.encode('utf-8'))
byte_size('😀') # 4
byte_size('Hello World') # 11

convert bytes to a string

Jun 1, 2023CodeCatch

0 likes • 2 views

bytes_data = b'Hello, World!'
string_data = bytes_data.decode('utf-8')
print("String:", string_data)

when predicate lambda

Nov 19, 2022CodeCatch

0 likes • 6 views

def when(predicate, when_true):
return lambda x: when_true(x) if predicate(x) else x
double_even_numbers = when(lambda x: x % 2 == 0, lambda x : x * 2)
print(double_even_numbers(2)) # 4
print(double_even_numbers(1)) # 1

Input 2D Matrix

Nov 19, 2022CodeCatch

0 likes • 2 views

# Input for row and column
R = int(input())
C = int(input())
# Using list comprehension for input
matrix = [[int(input()) for x in range (C)] for y in range(R)]